Update intro.md

Author: alguerocode

docs/intro.md

@@ -30,9 +30,7 @@ sidebar_position: 1
   <a href="https://www.buymeacoffee.com/alhashmis28">
   <img src="https://www.buymeacoffee.com/assets/img/custom_images/orange_img.png" alt="alguerocode Buy Me A Coffee"/>
     </a>
-<a href="https://www.producthunt.com/posts/volder?utm_source=badge-featured&utm_medium=badge&utm_souce=badge-volder">
-<img src="https://api.producthunt.com/widgets/embed-image/v1/featured.svg?post_id=332017&theme=light" alt="volder - schema builder and data validation for javascript | Product Hunt" width="170" height="40" />
-</a>
+<a href="https://www.producthunt.com/posts/masterjs?utm_source=badge-featured&utm_medium=badge&utm_souce=badge-masterjs" target="_blank"><img src="https://api.producthunt.com/widgets/embed-image/v1/featured.svg?post_id=333967&theme=light" alt="masterJS - All you need to master javascript | Product Hunt" style="width: 250px; height: 54px;" width="175" height="40" /></a>
 </p>
 
 
@@ -61,4 +59,4 @@ All-In-One, free resources and collections related to javascript. we provide use
 ## 📝 License
 
 Copyright © 2021 [salah alhashmi](https://github.com/alguerocode).<br />
-This project is [Apache-2.0](https://github.com/devSupporters/masterJS/blob/master/LICENSE) licensed.
+This project is [Apache-2.0](https://github.com/devSupporters/masterJS/blob/master/LICENSE) licensed.